Home / 5,360.58-7,397.20-3,122.36

Finding the Fourth Proportional to 5,360.58, 7,397.20 and 3,122.36

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Solution

The fourth proportional to 5,360.58, 7,397.20 and 3,122.36 is: 4,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.58 : 7,397.20 = 3,122.36 : x
  2. Step 2: Convert to fraction form
    5,360.58/7,397.20 = 3,122.36/x
  3. Step 3: Cross multiply
    5,360.58x = 7,397.20 × 3,122.36
  4. Step 4: Simplify right side
    5,360.58x = 23,096,721.39
  5. Step 5: Solve for x
    x = 23,096,721.39/5,360.58
  6. Step 6: Final answer
    x = 4,308.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.